Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 17.81
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -20.68 -0.375 7.75
Prot (kg) -19.53 -0.441 8.62
Fertility Sub Index -4.67
Calving Interval (days) 2.19 -1.459 -3.20
Survival (%) -1.32 1.117 -1.47
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.30
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 15.28

* Based on an €80/tonne carbon price